/*
 * Copyright (c) 2019 - now, Eggroll Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.webank.eggroll.core.lang

import com.google.protobuf.{ByteString => PbByteString}
import org.apache.commons.lang3.ArrayUtils

trait TypeConverter {
  def convert[T >: Any](): T = ???
}

object TypeConversions {

  implicit class PbByteString2ByteArray(src: PbByteString) extends TypeConverter {
    override def convert[T >: Any](): T = if (src != null) src.toByteArray else ArrayUtils.EMPTY_BYTE_ARRAY
  }

}
